Airlines                Data: Coelli, Grifell-Tatje, and Perelman
                        (2002).
Coelli_1998             Data: Coelli, Rao and Battese (1998).
Coll_Blasco_2006        Data: Coll and Blasco (2006).
Departments             Data: Tomkins and Green (1988).
Doyle_Green_1994        Data: Doyle and Green (1994).
Economy                 Data: Wang and Lan (2011).
EconomyLong             Data: Wang and Lan (2011).
Electric_plants         Data: Färe, Grosskopf and Kokkelenberg (1989).
Fortune500              Data: Zhu (2014).
Fried1993               Data: Fried, Knox Lovell and Schmidt (1993).
FuzzyExample            Data: Fuzzy data reading example.
Golany_Roll_1989        Data: Golany and Roll (1989).
Grifell_Lovell_1999     Data: Grifell-Tatjé and Lovell (1999).
Guo_Tanaka_2001         Data: Guo and Tanaka (2001).
Hotels                  Data: Wu, Tsai and Zhou (2011).
Hua_Bian_2007           Data: Hua and Bian (2007).
Kao_Liu_2003            Data: Kao and Liu (2003).
Leon2003                Data: Leon, Liern, Ruiz and Sirvent (2003).
Libraries               Data: Cooper, Seiford and Tone (2007).
Lim_Zhu_2015            Data: Lim and Zhu (2015).
PFT1981                 Data: Charnes, Cooper and Rhodes (1981).
Power_plants            Data: Tone (2002).
Ruggiero2007            Data: Ruggiero (2007).
Supply_Chain            Data: Sanei and Mamizadeh Chatghayeb (2013).
Tone2001                Data: Tone (2001).
Tone2003                Data: Tone (2003).
bootstrap_basic         Bootstrapping DEA
cross_efficiency        Cross efficiency analysis
cross_efficiency_fuzzy
                        Cross efficiency fuzzy analysis
eff_dmus                Efficient DMUs.
efficiencies            Objective scores
efficiencies.dea        Objective scores
efficiencies.dea_fuzzy
                        Efficiencies
extreme_efficient       Extreme efficient DMUs
is.dea                  dea class check.
is.dea_fuzzy            dea_fuzzy class check.
is.deadata              deadata class check.
is.deadata_fuzzy        deadata_fuzzy class check.
is.friends              Friends check.
lambdas                 Lambdas
make_deadata            make_deadata
make_deadata_fuzzy      make_deadata_fuzzy
make_malmquist          make_malmquist
malmquist_index         Malmquist index
maximal_friends         Maximal friends of a set of DMUs.
model_additive          Additive DEA model.
model_addmin            Additive-min DEA model.
model_addsupereff       Additive super-efficiency DEA model.
model_basic             Basic (radial and directional) DEA model.
model_deaps             Preference Structure DEA model.
model_dir               Directional DEA model.
model_fdh               Free disposal hull (FDH) model.
model_lgo               Linear Generalized Oriented DEA model.
model_multiplier        Multiplier DEA model
model_nonradial         Non-radial DEA model.
model_profit            Profit efficiency DEA model.
model_qgo               Quadratically Constrained CRS Generalized
                        Oriented DEA model.
model_rdm               Range directional model.
model_sbmeff            Slack based measure (SBM) of efficiency model.
model_sbmsupereff       Slack based measure of superefficiency model
model_supereff          Radial super-efficiency basic DEA model
modelfuzzy_guotanaka    Fuzzy DEA model
modelfuzzy_kaoliu       Fuzzy DEA model.
modelfuzzy_possibilistic
                        Possibilistic Fuzzy DEA model.
multipliers             Multipliers
plot.dea                Plot for DEA models.
plot.dea_fuzzy          Plot for fuzzy DEA models.
print.deadata           deadata class print method
print.deadata_fuzzy     deadata_fuzzy class print method
read_data               read_data
read_data_fuzzy         read_data_fuzzy
read_malmquist          read_malmquist
references              References
rts                     Returns to scale
slacks                  Slacks
summary.dea             Summary conventional DEA models.
summary.dea_fuzzy       Summary Fuzzy DEA models.
targets                 Targets
undesirable_basic       Undesirable inputs and outputs for basic DEA
                        model.
